PHPC-631: Regression tests for UTCDateTime::toDateTime()

Author: jmikola

tests/bson/bson-utcdatetime-int-size.phpt

@@ -26,7 +26,7 @@ object(MongoDB\BSON\UTCDateTime)#%d (1) {
 }
 object(DateTime)#%d (3) {
   ["date"]=>
-  string(29) "2014-11-20 01:03:31.987000000"
+  string(26) "2014-11-20 01:03:31.987000"
   ["timezone_type"]=>
   int(1)
   ["timezone"]=>
@@ -39,7 +39,7 @@ object(MongoDB\BSON\UTCDateTime)#%d (1) {
 }
 object(DateTime)#%d (3) {
   ["date"]=>
-  string(29) "2014-11-20 01:03:31.987000000"
+  string(26) "2014-11-20 01:03:31.987000"
   ["timezone_type"]=>
   int(1)
   ["timezone"]=>

tests/bson/bson-utcdatetime-todatetime-002.phpt

@@ -0,0 +1,20 @@
+--TEST--
+BSON BSON\UTCDateTime::toDateTime() dumping seconds and microseconds
+--SKIPIF--
+<?php require __DIR__ . "/../utils/basic-skipif.inc"; ?>
+--FILE--
+<?php
+use MongoDB\BSON as BSON;
+
+require_once __DIR__ . "/../utils/basic.inc";
+
+$utcdatetime = new BSON\UTCDateTime("1416445411987");
+$datetime = $utcdatetime->toDateTime();
+echo $datetime->format('U.u'), "\n";
+
+?>
+===DONE===
+<?php exit(0); ?>
+--EXPECT--
+1416445411.987000
+===DONE===

tests/bson/bug0631.phpt

@@ -0,0 +1,42 @@
+--TEST--
+PHPC-631: UTCDateTime::toDateTime() may return object that cannot be serialized
+--SKIPIF--
+<?php require __DIR__ . "/../utils/basic-skipif.inc"?>
+--FILE--
+<?php
+require_once __DIR__ . "/../utils/basic.inc";
+
+$utcdatetime = new MongoDB\BSON\UTCDateTime(1466540755123);
+$datetime = $utcdatetime->toDateTime();
+$s = serialize($datetime);
+
+var_dump($datetime);
+
+echo "\n", $s, "\n\n";
+
+var_dump(unserialize($s));
+
+?>
+===DONE===
+<?php exit(0); ?>
+--EXPECTF--
+object(DateTime)#%d (%d) {
+  ["date"]=>
+  string(26) "2016-06-21 20:25:55.123000"
+  ["timezone_type"]=>
+  int(1)
+  ["timezone"]=>
+  string(6) "+00:00"
+}
+
+O:8:"DateTime":3:{s:4:"date";s:26:"2016-06-21 20:25:55.123000";s:13:"timezone_type";i:1;s:8:"timezone";s:6:"+00:00";}
+
+object(DateTime)#%d (%d) {
+  ["date"]=>
+  string(26) "2016-06-21 20:25:55.123000"
+  ["timezone_type"]=>
+  int(1)
+  ["timezone"]=>
+  string(6) "+00:00"
+}
+===DONE===